| 
           Contingencies - Additional Information (Detail) (USD $) 
        In Millions, unless otherwise specified  | 
        12 Months Ended | |||||
|---|---|---|---|---|---|---|
| 
           Dec. 31, 2013 
         | 
        
           May 10, 2013
 
          Mexican Tax Administration Service [Member] 
         | 
        
           May 07, 2010
 
          Mexican Tax Administration Service [Member] 
         | 
        
           Dec. 31, 2013
 
          Spanish Tax Authority [Member] 
         | 
        
           Sep. 30, 2009
 
          Federal Revenue Office of Brazil [Member] 
         | 
        
           Mar. 01, 2012
 
          Rome Labor Court on behalf of Social Security Authority [Member] 
         | 
      |
| Loss Contingencies [Line Items] | ||||||
| Deductible for product liability insurance | $ 10 | |||||
| Administrative assessment amount from Mexican Tax Administration Service | 22 | 88 | ||||
| Tax assessment for withholding taxes, interest and penalties related to payments to Spanish Members during 2003-2004 periods | 4.4 | |||||
| Tax assessment received relating to withholding/contributions to Company's Members during 2004 | 3.6 | |||||
| Equivalent amount under order for social contributions, interest and penalties related to payments to Italian Members from 2002 through 2005 | $ 7.4 | 
| X | ||||||||||
| 
             
- Definition 
          Administrative assessment amount from tax administration service. No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Deductible for product liability insurance. No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Tax assessment from Spanish tax authority. No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Equivalent amount under order from labor court for social contributions interest penalties related to payments. No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Tax assessment received relating to withholding/contributions based on payments to the Company's distributors during 2004. No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Details 
          
  |